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Instruction 24-9351
PCA
6.4 Water Trap/Filter Assembly Maintenance
The Water Trap / Filter Assembly removes water condensate from the gas
sample, and also prevents soot from contaminating the internal compo-
nents of the analyzer.
Drain the water condensate after every use.
Procedure:
1. Pull off the end-cap from the Inlet End of the Water Trap / Filter
Assembly (Figure 6-3).
2. Pour out all of the water condensate, and replace the end-cap.
Replace the filter element when it becomes
excessively dirty.
Equipment Required:
• Filter Element (Refer to Section 8.0)
Procedure:
1. Pull off the end-cap from the Outlet End of the Water Trap / Filter
Assembly (Figure 6-3).
2. Remove and discard the old filter element.
3. Install a new filter element and replace the end-cap.
6-5
Maintenance
Figure 6-3. Water Trap/Filter Assembly
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R i s e r T u b e
F i l t e r E l e m e n t